. A clinical study is conducted to assess the relationship between packs of cigarettes smoked per day and FEVJJFVC within a cohort man. The research team reports its ndings as r = 0.?3. Which of the following is the best relationship between packs per dayF and FEVllFVC? A. Decreased cigarette consumption causes decreased FEVJJFVC B. The association between two variables is statistically signicant C. Increased cigarette consumption is associated with decreased FEVJJFVC D. Increased cigarette consumption is associated with increased FEVJJFVC E. There is no relationship between two variables